US United States Major Regions Postal Code Details
🏛️ Yukon Koyukuk · Alaska
99720Allakaket
Allakaket yukon koyukuk alaska 99720 United States
99558Anvik
Anvik yukon koyukuk alaska 99558 United States
99722Arctic Village
Arctic Village yukon koyukuk alaska 99722 United States
99724Beaver
Beaver yukon koyukuk alaska 99724 United States
99726Bettles
Bettles yukon koyukuk alaska 99726 United States
99726Bettles Field
Bettles Field yukon koyukuk alaska 99726 United States
99730Central
Central yukon koyukuk alaska 99730 United States
99788Chalkyitsik
Chalkyitsik yukon koyukuk alaska 99788 United States
99733Circle
Circle yukon koyukuk alaska 99733 United States
99767Fairbanks
Fairbanks yukon koyukuk alaska 99767 United States
99740Fort Yukon
Fort Yukon yukon koyukuk alaska 99740 United States
99740Ft Yukon
Ft Yukon yukon koyukuk alaska 99740 United States
99741Galena
Galena yukon koyukuk alaska 99741 United States
99590Grayling
Grayling yukon koyukuk alaska 99590 United States
99602Holy Cross
Holy Cross yukon koyukuk alaska 99602 United States
99745Hughes
Hughes yukon koyukuk alaska 99745 United States
99746Huslia
Huslia yukon koyukuk alaska 99746 United States
99748Kaltag
Kaltag yukon koyukuk alaska 99748 United States
99754Koyukuk
Koyukuk yukon koyukuk alaska 99754 United States
99757Lake Minchumina
Lake Minchumina yukon koyukuk alaska 99757 United States
99756Manley Hot Springs
Manley Hot Springs yukon koyukuk alaska 99756 United States
99627Mc Grath
Mc Grath yukon koyukuk alaska 99627 United States
99758Minto
Minto yukon koyukuk alaska 99758 United States
99760Nenana
Nenana yukon koyukuk alaska 99760 United States
99691Nikolai
Nikolai yukon koyukuk alaska 99691 United States
99765Nulato
Nulato yukon koyukuk alaska 99765 United States
99767Rampart
Rampart yukon koyukuk alaska 99767 United States
99768Ruby
Ruby yukon koyukuk alaska 99768 United States
99665Shageluk
Shageluk yukon koyukuk alaska 99665 United States
99774Stevens Village
Stevens Village yukon koyukuk alaska 99774 United States
99675Takotna
Takotna yukon koyukuk alaska 99675 United States
99777Tanana
Tanana yukon koyukuk alaska 99777 United States
99781Venetie
Venetie yukon koyukuk alaska 99781 United States
📋 United States Address and Delivery Guidance
📮
Use a Complete Delivery Address:
Include the recipient name, building or street address, locality, region where applicable, postal code when the destination uses one, and the destination country or territory.
🌍
Follow Local Address Conventions:
Use the language, character set and address order requested by the recipient, official postal operator or carrier. Do not assume every destination uses the same postal-code format.
✅
Verify Before Dispatch:
Confirm the postal code, service coverage and any customs or carrier requirements with the recipient and the relevant official postal operator before shipping.
💡
Delivery Information Is Context-Specific:
Postal codes help routing only in territories that use them. Accurate recipient details remain essential for delivery in every destination.
Postal information, sources and verification
Use this page as a routing reference and confirm the complete address, postal code format and delivery restrictions with the relevant official postal operator or carrier before dispatch.
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📮United States Postal FAQ and delivery guidance
📮 What is the format of a US ZIP code?
Standard format is 5 digits (e.g., 10001). Extended format is ZIP+4 (9 digits like 10001-1234) with a hyphen.
🔍 How to find the ZIP code for an address?
Use the USPS ZIP Code Lookup tool by entering the full address on the official USPS website.
⚠️ What happens if I use a wrong ZIP code?
Mail may be delayed, returned, or lost. For important documents, use USPS tracking and verify the ZIP code.
🔄 Do ZIP codes ever change?
Yes, USPS may update ZIP codes due to regional adjustments. Always confirm your ZIP code after an address change.
📦 Is a ZIP code required for international mail to the US?
Absolutely. Always include the US ZIP code at the end of the address (e.g., New York, NY 10001 USA).
